diff --git a/code/nel/tools/3d/plugin_max/nel_export/nel_export.cpp b/code/nel/tools/3d/plugin_max/nel_export/nel_export.cpp
index a44167294..fdedc9a3d 100644
--- a/code/nel/tools/3d/plugin_max/nel_export/nel_export.cpp
+++ b/code/nel/tools/3d/plugin_max/nel_export/nel_export.cpp
@@ -354,7 +354,7 @@ static INT_PTR CALLBACK CNelExportDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LP
 						if (RPO::isZone (*pNode, time))
 						{
 							// Save path
-							std::string sSavePath = MCharStrToUtf8(pNode->GetName());
+							std::string sSavePath = NLMISC::toLower(MCharStrToUtf8(pNode->GetName()));
 
 							// Choose a file to export
 							if (!CExportNel::getScriptAppData (pNode, NEL3D_APPDATA_DONTEXPORT, 0))
@@ -372,7 +372,7 @@ static INT_PTR CALLBACK CNelExportDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LP
 						else if (CExportNel::isVegetable (*pNode, time))
 						{
 							// Save path
-							std::string sSavePath = MCharStrToUtf8(pNode->GetName());
+							std::string sSavePath = NLMISC::toLower(MCharStrToUtf8(pNode->GetName()));
 
 							// Choose a file to export
 							if (!CExportNel::getScriptAppData (pNode, NEL3D_APPDATA_DONTEXPORT, 0))
@@ -391,7 +391,7 @@ static INT_PTR CALLBACK CNelExportDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LP
 						else if (CExportNel::isLodCharacter (*pNode, time))
 						{
 							// Save path
-							std::string sSavePath = MCharStrToUtf8(pNode->GetName());
+							std::string sSavePath = NLMISC::toLower(MCharStrToUtf8(pNode->GetName()));
 
 							// Choose a file to export
 							if (!CExportNel::getScriptAppData (pNode, NEL3D_APPDATA_DONTEXPORT, 0))
@@ -410,7 +410,7 @@ static INT_PTR CALLBACK CNelExportDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LP
 						else if (CExportNel::isMesh (*pNode, time))
 						{
 							// Save path
-							std::string sSavePath = MCharStrToUtf8(pNode->GetName());
+							std::string sSavePath = NLMISC::toLower(MCharStrToUtf8(pNode->GetName()));
 
 							// Choose a file to export
 							if (!CExportNel::getScriptAppData (pNode, NEL3D_APPDATA_DONTEXPORT, 0))
diff --git a/code/nel/tools/build_gamedata/generators/max_exporter_scripts/shape.ms b/code/nel/tools/build_gamedata/generators/max_exporter_scripts/shape.ms
index a3b28bc02..590dcab75 100755
--- a/code/nel/tools/build_gamedata/generators/max_exporter_scripts/shape.ms
+++ b/code/nel/tools/build_gamedata/generators/max_exporter_scripts/shape.ms
@@ -26,6 +26,26 @@ NEL3D_APPDATA_COLLISION				= 1423062613
 NEL3D_APPDATA_COLLISION_EXTERIOR	= 1423062614
 NEL3D_APPDATA_AUTOMATIC_ANIMATION	= 1423062617
 
+-- Lower case
+fn lowercase instring =
+(  
+	local upper, lower, outstring
+	upper="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+	lower="abcdefghijklmnopqrstuvwxyz" 
+
+	outstring = copy instring 
+
+	for iii = 1 to outstring.count do 
+	(  
+		jjj = findString upper outstring[iii]
+		if (jjj != undefined) then
+			outstring[iii] = lower[jjj] 
+		else
+			outstring[iii] = instring[iii]
+	)
+	return outstring     -- value of outstring will be returned as function result 
+)
+
 -- This node is n accelerator ?
 fn isAccelerator node =
 (
@@ -287,9 +307,9 @@ fn runNelMaxExportSub inputMaxFile retryCount =
 				(
 					-- Output directory
 					if (haveCoarseMesh node) == true then
-						output = ("%OutputDirectoryWithCoarseMesh%/" + (node.name) + ".shape")
+						output = ("%OutputDirectoryWithCoarseMesh%/" + lowercase(node.name) + ".shape")
 					else
-						output = ("%OutputDirectoryWithoutCoarseMesh%/" + (node.name) + ".shape")
+						output = ("%OutputDirectoryWithoutCoarseMesh%/" + lowercase(node.name) + ".shape")
 					
 					-- Compare file date
 					if (NeLTestFileDate output inputMaxFile) == true then
diff --git a/code/nel/tools/build_gamedata/processes/shape/maxscript/shape_export.ms b/code/nel/tools/build_gamedata/processes/shape/maxscript/shape_export.ms
index 375fe8eea..9df535d1d 100755
--- a/code/nel/tools/build_gamedata/processes/shape/maxscript/shape_export.ms
+++ b/code/nel/tools/build_gamedata/processes/shape/maxscript/shape_export.ms
@@ -102,6 +102,26 @@ NEL3D_APPDATA_COLLISION				= 1423062613
 NEL3D_APPDATA_COLLISION_EXTERIOR	= 1423062614
 NEL3D_APPDATA_AUTOMATIC_ANIMATION	= 1423062617
 
+-- Lower case
+fn lowercase instring =
+(  
+	local upper, lower, outstring
+	upper="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+	lower="abcdefghijklmnopqrstuvwxyz" 
+
+	outstring = copy instring 
+
+	for iii = 1 to outstring.count do 
+	(  
+		jjj = findString upper outstring[iii]
+		if (jjj != undefined) then
+			outstring[iii] = lower[jjj] 
+		else
+			outstring[iii] = instring[iii]
+	)
+	return outstring     -- value of outstring will be returned as function result 
+)
+
 -- This node is n accelerator ?
 fn isAccelerator node =
 (
@@ -363,9 +383,9 @@ fn runNelMaxExportSub inputMaxFile retryCount =
 				(
 					-- Output directory
 					if (haveCoarseMesh node) == true then
-						output = ("%OutputDirectoryWithCoarseMesh%/" + (node.name) + ".shape")
+						output = ("%OutputDirectoryWithCoarseMesh%/" + lowercase(node.name) + ".shape")
 					else
-						output = ("%OutputDirectoryWithoutCoarseMesh%/" + (node.name) + ".shape")
+						output = ("%OutputDirectoryWithoutCoarseMesh%/" + lowercase(node.name) + ".shape")
 					
 					-- Compare file date
 					if (NeLTestFileDate output inputMaxFile) == true then